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Troubleshooting by Remote Controller
Si20-701_B
69
∗
1 For only RZQ-K
∗
4 For only RZQ(S)-C
∗
2 For only RZQ-H
∗
5 For only RZQ(S)-B
∗
3 For only RZQ-KU
∗
6 For only RZQ-C7
Error
Code
Contents of Error
Model Name
R
efe
ren
ce P
a
ge
RZ
(Y
)
RZ
Q
-K/H
RZ
R-
K
U
/HU
R
Z
Q(
S
)-B
/C
RZ
Q
G
-L
CM
SQ
U0
Refrigerant Shortage
h
Low Pressure Drop Due
to Refrigerant Shortage
or Electronic Expansion
Valve Failure
h
Refrigerant Shortage
h
h
∗
5
Refrigerant Shortage
h
∗
4
Refrigerant Shortage
h
∗
3
h
U1
Reverse Phase
h
∗
6
Reverse Phase
h
U2
Insufficient Voltage
h
Power Supply Voltage
Abnormality
h
h
h
Power Supply Insufficient
or Instantaneous Failure
h
∗
6
h
Power Supply Voltage
Abnormality
h
U3
Check Operation is not
Executed
h